procurement of various spares of 415v ge make air circuit breaker installed at unit no . -5 , 1x500mw , at sgtps , mppgcl , birsinghpur . , as per tender schedule , front box assembly ( 800amp ) , front box assembly ( 1000 amp ) , front box assembly ( 1600amp ) , front box assembly ( 2500amp ) , front box assembly ( 3200amp ) , charging motor mws , 220 vdc ( 800-2500amp ) , charging motor 220 vdc for s3 ( 3200amp ) , udc for 800-2500 amp , s3 mechanism for 3200 amp , charging spring for s2 , 3 pole ( 800-1600amp ) , charging spring for s2 , 3 pole ( 2500amp ) , charging spring for 3200amp , 3 pole , main shaft for 800-1600 amp , main shaft for 3200 amp , pole assembly ( 800amp ) , pole assembly ( 1000amp ) , pole assembly ( 1600amp ) , cluster contact ( 800amp ) , cluster contact ( 1000amp ) , cluster contact ( 1600amp ) , moving arcing contact ( 800amp ) , moving arcing contact ( 1000amp ) , moving arcing contact ( 1600amp ) , moving arcing contact ( 2500amp ) , moving arcing contact ( 3200amp ) , fixed arcing contact ( 800amp ) , fixed arcing contact ( 1000amp ) , fixed arcing contact ( 1600amp ) , fixed arcing contact ( 2500amp ) , fixed arcing contact ( 3200amp ) , rear horizontal terminal ( 800-1600amp ) , rear horizontal terminal ( 2500amp ) , rear horizontal terminal ( 3200amp ) , lead screw front box assembly of s2 ( 800-2500amp ) , lead screw front box assembly of s3 ( 3200amp ) , lt moving contact ( 6 way ) ( 800-3200amp ) , lt fixed contact ( 6 way ) ( 800-3200amp ) , auxiliary switch ( 1no+1nc ) ( 800-1600amp ) , auxiliary switch ( 1no+1nc ) ( 2500amp ) , auxiliary switch ( 1no+1nc ) ( 3200amp ) , trip probe assembly for s2 ( 800-1600amp ) , trip probe assembly for s2 ( 2500amp ) , trip probe assembly for s3 ( 3200amp ) , arc chute ( 800-1600amp ) , arc chute ( 3200amp ) , hylum barrier & tubes ( 800-1600amp ) , hylum barrier & tubes ( 2500amp ) , hylum barrier & tubes ( 3200amp ) , spectronic s , 55ka , 1000a , 3p draw out & hr , 220v ac/dc mo , 220v dcc/c , 220 v dc s/t ( 1000 amp ) , spectronic s , 70ka , 2500a , 3p draw out & vr , 220v ac/dc mo , 220v dcc/c , 220 v dc s/t ( 2500 amp )